- Convert test files to use Bun's test framework and mocking utilities
- Update import statements and test syntax
- Add comprehensive test utilities and mock implementations
- Create test migration guide documentation
- Implement helper functions for consistent test setup and teardown
- Add type definitions for improved type safety in tests
- Added comprehensive test coverage for TokenManager encryption and validation methods
- Implemented detailed test scenarios for security middleware functions
- Updated test cases to handle edge cases and improve input validation
- Refactored test mocks to provide more robust and realistic testing environment
- Improved error handling and input validation in security-related components
